Black Crystal Horn is in Common Ascension Material of Genshin Impact.
Description: A metallic horn with an ominous shine decorated with black crystals of an unknown source. It has hardly been used at all. It is likely a ceremonial item of the hillchurls'.
| Item Type | Common Ascension Material |
| Rarity | 4 Stars |
How to Get Black Crystal Horn
There is 1 source to obtain Black Crystal Horn
Crafting Type: Alchemy 
Black Copper Horn (x3)
Source1: Dropped by Lv. 60+ Mitachurls
Weapon That Use Black Crystal Horn
| Magic Guide |